CN105722448B - The holding mechanism and endoscope of guide member for endoscope-use - Google Patents
The holding mechanism and endoscope of guide member for endoscope-use Download PDFInfo
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- CN105722448B CN105722448B CN201480062814.6A CN201480062814A CN105722448B CN 105722448 B CN105722448 B CN 105722448B CN 201480062814 A CN201480062814 A CN 201480062814A CN 105722448 B CN105722448 B CN 105722448B
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- Prior art keywords
- treatment apparatus
- guide member
- maintaining part
- disposed
- endoscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/273—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the upper alimentary canal, e.g. oesophagoscopes, gastroscopes
- A61B1/2736—Gastroscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00066—Proximal part of endoscope body, e.g. handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
- A61B1/00137—End pieces at either end of the endoscope, e.g. caps, seals or forceps plugs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00131—Accessories for endoscopes
- A61B1/0014—Fastening element for attaching accessories to the outside of an endoscope, e.g. clips, clamps or bands
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00163—Optical arrangements
- A61B1/00174—Optical arrangements characterised by the viewing angles
- A61B1/00177—Optical arrangements characterised by the viewing angles for 90 degrees side-viewing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M2025/0177—Introducing, guiding, advancing, emplacing or holding catheters having external means for receiving guide wires, wires or stiffening members, e.g. loops, clamps or lateral tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09125—Device for locking a guide wire in a fixed position with respect to the catheter or the human body
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Gastroenterology & Hepatology (AREA)
- Endoscopes (AREA)
Abstract
Holding mechanism (500) has maintaining part (501,503).The external part (301a) exposed of maintaining part (501) opposite direction endoscope (10) is kept.Maintaining part (503) is disposed in the position different from maintaining part (501).Maintaining part (503) is kept with external another part (301b) exposed of the direction opposite direction endoscope (10) different from the direction of maintaining part (501).
Description
Technical field
The present invention relates to the holding mechanisms and tool for guide member that the guide member to endoscope-use is kept
There are the endoscope of the holding mechanism, the guide member of the endoscope-use that will be protruded from the opening portion for the insertion section for being disposed in endoscope
Treatment apparatus be directed to subject.
Background technology
Under normal circumstances, when treatment apparatus is disposed the subjects such as such as bile duct, the endoscope of side-view type is used
It is guided to the guide member of subject with by treatment apparatus.
In this case, treatment apparatus has the cartridge unit for the front end for being configured at treatment apparatus, the cartridge unit can be for
Guide member is through insertion.Cartridge unit enables guide member to slide, so that guide member, which runs through, is inserted in cartridge unit.Pass through
The sliding and so that cartridge unit is functioned as single track portion, treatment apparatus can be moved along guide member.
Guide member is formed by for example thinner thread-like member.
Guide member is inserted into oral area via treatment apparatus from the pliers spigot for the handle part for being disposed in endoscope and is inserted into
It is inserted into the treatment apparatus that oral area is connected to treatment apparatus and runs through insertion channel.It is inserted in moreover, the front end of guide member is run through
Treatment apparatus is protruded through channel is inserted into from the front end opening of the front end for the insertion section for being disposed in endoscope.In side-view type
Endoscope in, front end opening is disposed in the side of front end.Therefore, front end of the front end of guide member to insertion section
Side protrude.Moreover, the front end of guide member reaches subject.In addition, the base end part of guide member is inserted from treatment apparatus
Inlet portion exposes to the external of endoscope.
In such a way that guide member is through cartridge unit, treatment apparatus is moved by means of cartridge unit along guide member.
At this point, treatment apparatus guided member guides, being inserted into treatment apparatus via treatment apparatus insertion oral area from pliers spigot runs through
It is inserted into channel.Moreover, treatment apparatus guided member is guided through treatment apparatus is inserted in through channel is inserted into, opened from front end
Oral area is prominent to side, reaches subject.
In this way, treatment apparatus guided member is guided to subject.
Such guide member for example discloses in patent document 1 and patent document 2.
In patent document 1 and patent document 2, the base end part of guide member is protected by the holding member seperated with endoscope
It holds, so that guide member is fixed and prevents the position offset of guide member.Holding member relative to endoscope to load and unload certainly
Mode such as is installed on treatment apparatus and is inserted into oral area.
Existing technical literature
Patent document
Patent document 1：Japanese Unexamined Patent Application Publication 2008-529723 bulletins
Patent document 2：Japanese Unexamined Patent Publication 2003-116777 bulletins
Invention content
The subject that the invention solves
In patent document 1 and patent document 2, since holding member is seperated with endoscope, holding member is installed
It is cumbersome in endoscope.Since holding member is seperated with endoscope, cost increases.In treatment apparatus along treatment apparatus
It is axial when retreating, it is possible to cause guide member to deviate because moving forward and backward.
It is therefore desirable to be able to inhibit the effort of installation, low cost and prevent guide member from deviating.
The present invention is to complete in view of such circumstances, it is intended that providing the effort that can inhibit installation, low cost
And prevent the holding mechanism for the guide member for endoscope-use that guide member deviates and with being peeped in the holding mechanism
Mirror.
Means for solving the problems
One mode of the holding mechanism of the guide member for endoscope-use of the present invention is a kind of for endoscope-use
Guide member holding mechanism, guide member is kept, which, which passes through, is inserted into intraluminal endoscope
Insertion section and be inserted into the tube chamber, from be disposed in the insertion section opening portion protrude, treatment apparatus is guided,
In, which has：First maintaining part, be disposed in the endoscope carry out operation and with the base of the insertion section
The operation portion of end connection, in the state that the front end of the guide member is protruded from the opening portion, in the operation portion
On the part of the base end side of the guide member exposed from the endoscope is kept；And second maintaining part,
The position different from first maintaining part is disposed on the operation portion, with the base end side of the guide member with it is described
The different position in part that first maintaining part is kept and with the direction different from the direction of the first maintaining part to described
Guide member is kept, and at least one party in first maintaining part and second maintaining part, which is formed through, makes the behaviour
The slot made the part recess of the externally mounted part in portion and engaged with a part for the base end part of the guide member.
Description of the drawings
Figure 1A is the approximate stereogram of the side-view type endoscope of the first embodiment of the present invention.
Figure 1B is the vertical view of hard tip portion.
Fig. 2A is the skeleton diagram of the holding mechanism of the guide member of the endoscope-use for first embodiment.
Fig. 2 B are the longitudinal section views of an example for the structure for showing groove portion.
Fig. 2 C are the sectional elevations of an example for the structure for showing groove portion.
Fig. 3 A are figures the case where illustrating angiography tube being inserted into bile duct.
Fig. 3 B are figures the case where illustrating guide member being inserted into bile duct.
Fig. 3 C are the figures illustrated by the way that treatment apparatus is inserted into bile duct by the guiding of guide member the case where.
Fig. 3 D are the stereogram through the cartridge unit being inserted into for guide member.
Fig. 4 A are the skeleton diagrams of the holding mechanism of the variation 1 of first embodiment.
Fig. 4 B are the vertical views for including the maintaining part of pliers spigot shown in Fig. 4 A.
Fig. 5 A are the approximate stereograms of the holding mechanism of second embodiment.
Fig. 5 B are to maintain the side view on portion periphery.
Fig. 5 C are to maintain the stereogram on portion periphery.
Fig. 6 is the side view on the maintaining part periphery in the holding mechanism of the variation 1 of second embodiment.
Fig. 7 is the side view on the maintaining part periphery in the holding mechanism of the variation 2 of second embodiment.
Specific implementation mode
Hereinafter, with reference to attached drawing, embodiments of the present invention will be described in detail.
[first embodiment]
[structure]
A, Figure 1B, Fig. 2A, Fig. 2 B, Fig. 2 C, Fig. 3 A, Fig. 3 B, Fig. 3 C and Fig. 3 D carry out first embodiment referring to Fig.1
Explanation.In addition, as omission is used for the diagram of the holding mechanism 500 of the guide member of endoscope-use in such as Figure 1A,
In the attached drawing of a part, the diagram of a part of component is omitted for the sharpening of diagram.
[endoscope 10]
Endoscope 10 shown in figure 1A is, for example, the endoscope of side-view type.
As shown in Figure 1A, endoscope 10 has：Hollow elongated insertion section 20 is inserted into the body cavity of patient equal pipe
Intracavitary；And operation portion 30, link with the base end part of insertion section 20, endoscope 10 is operated.
[insertion section 20]
As shown in Figure 1A, base end part side of the insertion section 20 from the front end side of insertion section 20 towards insertion section 20, before having
Hold hard portion 21, bending section 23 and flexible pipe portion 25.The base end part of hard tip portion 21 links with the front end of bending section 23,
The base end part of bending section 23 and the front end of flexible pipe portion 25 link.
Hard tip portion 21 is the front end of insertion section 20, hard and be not bent.Structure about hard tip portion 21 will
It illustrates later.
Make such as such desired side vertically and horizontally of bending section 23 by the operation in aftermentioned bending operation portion 37
To bending.The position and orientation of hard tip portion 21 are made to change by so that bending section 23 is bent.Moreover, being shone to observation object
Bright illumination light (not shown), by observation object capture in field of view.The observation object refer to for example subject (such as
Body cavity) in affected part or lesion etc..
Flexible pipe portion 25 has desired flexibility.Flexible pipe portion 25 is bent by means of external force as a result,.Flexible pipe portion 25 is
The tubular part extended from the aftermentioned main part 31 of operation portion 30.
[operation portion 30]
As shown in Figure 1A, operation portion 30 has：Main part 31, flexible pipe portion 25 are extended from the main part 31；Handle part
33, link with the base end part of main part 31, is held by the operator of operation endoscope 10；And Universal automatic cable 41,
It is connect with handle part 33.
[handle part 33]
As shown in Figure 1A, the bending that handle part 33 has treatment apparatus insertion section 35, carries out bending operation to bending section 23
Operation portion 37 and switch portion 39.Treatment apparatus insertion section 35 is disposed in the front end side of handle part 33,37 He of bending operation portion
Switch portion 39 is disposed in the base end part side of handle part 33.
[treatment apparatus insertion section 35]
As shown in Figure 1A, treatment apparatus insertion section 35 is relative to 33 branch of handle part.Therefore, treatment apparatus insertion section 35
Central axis direction is tilted relative to the central axis direction of handle part 33.
As shown in Figure 1A, treatment apparatus insertion section 35 has the treatment apparatus for the end for being disposed in treatment apparatus insertion section 35
It is inserted into oral area 35a, it is interior in order to which aftermentioned guide member 300 and treatment apparatus 400 to be inserted into which, which is inserted into oral area 35a,
Sight glass 10 and be arranged.
Treatment apparatus is inserted into oral area 35a and links through the base end part for being inserted into channel with treatment apparatus (not shown).Disposer
Tool is disposed in the inside of insertion section 20 through channel is inserted into, and is disposed in from flexible pipe portion 25 via bending section 23 until hard tip
The range in portion 21.Treatment apparatus is through the front end for being inserted into channel and the front end opening 35c for being disposed in hard tip portion 21 (ginsengs
According to Figure 1B) connection.Treatment apparatus, which is inserted into oral area 35a, to be passed through for guide member 300 and treatment apparatus 400 to be inserted into treatment apparatus
Intert the insert port into channel.
As shown in Figure 1A, treatment apparatus be inserted into oral area 35a central shaft be disposed of in treatment apparatus insertion section 35
Mandrel is coaxial, therefore relative to the inclined of handle part 33.Moreover, treatment apparatus is inserted into the central axis direction of oral area 35a
Central axis direction relative to handle part 33 tilts.
As shown in Figure 2 A, treatment apparatus insertion section 35 also has the pliers for the barrel shape for being disposed in treatment apparatus insertion section 35
Spigot 36.Pliers spigot 36 is the resin system such as rubber.The central shaft of pliers spigot 36 is disposed of to be inserted into treatment apparatus
The central axis of oral area 35a.Therefore, pliers spigot 36 is tilted relative to handle part 33.It is disposed in disposition in pliers spigot 36
When utensil insertion section 35, pliers spigot 36 is inserted into oral area 35a via treatment apparatus and is connected to treatment apparatus through channel is inserted into.
Treatment apparatus 400 shown in guide member 300 and Fig. 3 C shown in Fig. 2A is from pliers spigot 36 via treatment apparatus
It is inserted into oral area 35a and is inserted into treatment apparatus through channel is inserted into, be pressed into 21 side of hard tip portion.Moreover, such as Fig. 2A, Fig. 3 B
And shown in Fig. 3 C, guide member 300 and treatment apparatus 400 are protruded from front end opening 35c.
[bending operation portion 37]
As shown in Figure 1A, bending operation portion 37 has the operation rotation that bends right and left for the operation that bending section 23 bend right and left
Button 37a, the knob of the bending operation up and down 37b that upper and lower bending operation is carried out to bending section 23 and to the bending section 23 of bending
The fixed knob 37c that position is fixed.
[switch portion 39]
As shown in Figure 1A, switch portion 39 there is suction switch 39a, supply gas/send taps 39b and endoscope photography
Various switch 39c.Suction switch 39a, the taps 39b and various switch 39c that supplies gas/send are held by the operator in handle part 33
When, it is operated by the hand of operator.
In endoscope 10 from the above-mentioned front end opening 35c as suction opening portion via the disposition as suction channel
Utensil whens aspirating mucus or fluid etc., operates suction switch 39a through channel is inserted into.
In order to the field of view of camera unit 70 is ensured in hard tip portion 21 and from snorkel (not shown) and not
When the supplying gas of diagram/flow pipe trandfer fluid, from flow pipe and supply gas/flow pipe trandfer fluid when, to supply gas/send taps
39b is operated.Fluid includes water and gas.
Snorkel, flow pipe and supply gas/flow pipe in the inside of endoscope 10 from insertion section 20 via 31 and of main part
Handle part 33 is arranged to Universal automatic cable 41.
[Universal automatic cable 41]
As shown in Figure 1A, Universal automatic cable 41 extends from the side of handle part 33.Universal automatic cable 41 has to be filled relative to control
Set 14 detachable connector 41a.Control device 14 controls endoscope 10.Control device 14 has to camera unit
The image processing part that taken image is handled.Control device 14 is connect with display unit 16, which is to taking the photograph
Image as taken by unit carry out shown in display unit.
[structure of hard tip portion 21]
As shown in Figure 1B, hard tip portion 21 has main part 211 and cap portion 213.
The metal as such as stainless steel of main part 211 is formed.The front end of the base end part and bending section 23 of main part 211
Portion links.Main part 211 has such as cylindrical shape.Moreover, as shown in Figure 1B, the peripheral surface of main part 211 it is a part of because
A part for main part 211 is cut off and is formed as planar.In this way, main part 211 has planar portions 211a and and planar portions
Wall portion 211b vertical 211a.
As shown in Figure 1B, cap portion 213 also covers main part 211 other than planar portions 211a and wall portion 211b.Cap portion
213 is water-tightly be bonded with main part 211.Cap portion 213 is fixed relative to main part 211.Cap portion 213 has electrical insulating property.
[main part 211]
As shown in Figure 1B, equipped with front end opening 35c ,/delivery nozzle 61, camera unit of supplying gas in main part 211
70 and lighting unit 80.
[front end opening 35c]
As shown in Figure 1B, front end opening 35c is relative to planar portions 211a recess settings.That is front end opening 35c directions
The side of main part 211 is open.Front end opening 35c storage treatment apparatus lifts seat 51, which lifts seat 51 can
Swinging operation is remotely carried out according to the lifting operation of side on hand.Treatment apparatus lifts seat 51 via through being inserted in insertion section
20 (not shown) lifts operation lines and is connect with the operation portion (not shown) that lifts.It lifts an operation portion and is disposed in expression on hand
Such as handle part 33 of side.By making treatment apparatus lift seat 51 with not shown by lifting by operation lines are lifted in an operation portion push-and-pull
Fulcrum centered on be freely rotated relative to main part 211.Moreover, such as treatment apparatus lift seat 51 reception position with lift
It is swung between position, which is that treatment apparatus lifts seat 51 and fell and received relative to the planar portions 211a of main part 211
It is contained in the position of main part 211, which is that treatment apparatus lifts planar portions 211a i.e. front end of the seat 51 from main part 211
Opening portion 35c protrudes the position of (lifting).Treatment apparatus lift seat 51 according to lift operation and swing, make treatment apparatus 400 from
Front end opening 35c is guided to the side of main part 211 is prominent.Can also have and will dispose in addition, treatment apparatus lifts seat 51
Treatment apparatus of the utensil 400 from main part 211 to exterior guiding guides groove portion 53.Treatment apparatus guiding groove portion 53 is disposed in disposition
Utensil lifts the central portion of seat 51, and the lengthwise direction configuration of seat 51 is lifted along treatment apparatus.
[/ delivery nozzle 61 of supplying gas]
As shown in Figure 1B, supply gas/delivery nozzle 61 is disposed in the wall portion 211b of main part 211.It supplies gas/delivery nozzle 61
Such as in order to supply gas/send water to the observation window portion 71 of camera unit 70, and in insertion section 20 axially with respect to camera unit
70 observation window portion 71 is arranged on the same line.Including the supplying gas of wall portion 211b/delivery nozzle 61 is disposed in and compares observation window
Position of the portion 71 by the base end part side of main part 211.Supply gas/delivery nozzle 61 is via through the inside for being inserted in insertion section 20
It is (not shown) supply gas/flow pipe and connect with snorkel and flow pipe.Make by supplying gas/sending taps 39b to operate
Supply gas/delivery nozzle 61 to observation window portion 71 supply gas/send water.
[camera unit 70]
As shown in Figure 1B, camera unit 70 has observation window portion 71, prism portion (not shown) and image pickup part (not shown).
[observation window portion 71]
As shown in Figure 1B, in side view observation, the reflected light that object reflects from is incident on observation window portion 71.Cause
This, observation window portion 71 is disposed in the circumferential surface of main part 211, such as planar portions 211a, and same plane is disposed in planar portions 211a
On.That is, camera unit 70 is built in main part 211 in a manner of so that observation window portion 71 is disposed in planar portions 211a.Observe window portion
71 expose from cap portion 213.The central shaft of observation window portion 71 is disposed of the central axis with main part 211.
[prism portion]
The traveling of reflected light is reflected and is changed in prism portion (not shown) to the reflected light for having penetrated observation window portion 71.Rib
Mirror portion is disposed in main part 211 in such a way that the central shaft of the central shaft in prism portion and observation window portion 71 is arranged substantially coaxially
Inside.Prism portion is disposed in the inside of main part 211 in a manner of opposed with observation window portion 71 in vertical direction.
[image pickup part]
Image pickup part (not shown) is disposed of adjacent with prism portion in the axial direction of insertion section 20.That is, image pickup part is being inserted into
It is disposed on substantially same straight line with prism portion in the axial direction in portion 20.Image pickup part is together with prism portion along the axial direction of insertion section 20
It is arranged.Such image pickup part is disposed in the inside of main part 211 in a manner of opposed with prism portion.
Image pickup part has：Objective lens optical system (lens system) (not shown), with objective lens, which has rule
Fixed filed curvature；The photographing element (not shown) such as CCD, is disposed in the image space of objective lens optical system；And it is not shown
Connection circuit board.Objective lens optical system (lens system), photographing element and connection circuit board are integrally formed.
The camera shooting cable (not shown) such as signal wire is connected with circuit board is connect.Cable is imaged via bending section 23, flexibility
Pipe portion 25, operation portion 30 and Universal automatic cable 41, which run through, is inserted into connector 41a.By making connector 41a and control device 14
It connects and camera shooting cable is made to be connect with control device 14, the observation object taken by camera unit 70 is shown on display unit 16
Object.
In addition, in objective lens optical system, can also be that at least part of lens can be moved along the directions length axis C
It is dynamic.The focus for observing the picture of object can be in the state of being attached on photographing element to observation pair by photographing element as a result,
As the picture of object is shot.
Photographing element can also be replaced and the front end of conducting images optical fiber (not shown) is fixed, make endoscope not
It is limited to electronics mirror body and uses optical fiber mirror body.
[lighting unit 80]
As shown in Figure 1B, lighting unit 80 has illumination window portion 81, illumination portion 83 and what is connect with illumination portion 83 do not scheme
The illumination cable shown.Lighting unit 80 is arranged seperatedly with camera unit 70.
[illumination window portion 81]
As shown in Figure 1B, illumination window portion 81 penetrates the illumination light towards observation object irradiation in side view observation.
Therefore, illumination window portion 81 is disposed in the circumferential surface of main part 211, such as planar portions 211a, is disposed in planar portions 211a same flat
On face.That is, lighting unit 80 is built in main part 211 in a manner of illuminating window portion 81 and be disposed in planar portions 211a.Illuminate window portion
81 expose from cap portion 213.Illumination window portion 81 is disposed of adjacent with observation window portion 71 in the axial direction of insertion section 20.That is, illumination
Window portion 81 is arranged on the same line in the axial direction of insertion section 20 with observation window portion 71.Illumination window portion 81 is for example disposed in than seeing
Window portion 71 is examined by the position of the front end side of main part 211.The central shaft of illumination window portion 81 is arranged along vertical direction.
[illumination portion 83]
Illumination portion 83 is towards for example as the top of side, injection illumination light such as white light.Illumination portion 83 for example has
There are the illumination lights such as the light guide guided to illumination light shot from the light source to project the light-emitting components such as end or LED.Illumination portion
There are two 83 such as arrangings.
As shown in Figure 1B, illumination portion 83 is disposed in substantially same with the central shaft of the central shaft of illumination portion 83 and illumination window portion 81
Mode on axis is disposed in the inside of main part 211.Illumination portion 83 is disposed in the lower section of illumination window portion 81.Illumination portion 83 is to hang down
Histogram is disposed in the inside of main part 211 with the opposed mode of illumination window portion 81 upwards.
[illumination cable]
Illumination cable (not shown) is arranged according to each illumination portion 83.Cable is illuminated with the plane with upper surface part 85a
The opposed length axis in direction.The length axis is disposed of parallel with the axial direction of insertion section 20.Illuminate axis of the cable along insertion section 20
To arranging, and it is disposed in the axially vertical vertical direction with insertion section 20 position than illumination portion 83 on the lower.According to
Open-wire line cable runs through via bending section 23, flexible pipe portion 25, operation portion 30 and Universal automatic cable 41 is inserted into connector 41a.Pass through
So that connector 41a is connect with control device 14 and illumination cable is made to be connect with control device 14, makes illumination to illumination cable supply
Project the electric power of illumination light in portion 83.Moreover, illumination cable is supplied electric power to illumination portion 83.
[guide member 300, treatment apparatus 400 and the holding mechanism 500 for guide member 300 of endoscope 10]
As shown in Fig. 2A, Fig. 3 A, Fig. 3 B, Fig. 3 C and Fig. 3 D, endoscope 10 and as peeping in seperated with endoscope 10
The guide member 300 and treatment apparatus 400 of mirror 10 are used together.Endoscope 10, which also has, protects guide member 300
The holding mechanism 500 held, from pliers spigot 36, (treatment apparatus is inserted into oral area to the guide member 300 before treatment apparatus 400
The treatment apparatus for 35a) being inserted into the inside of endoscope 10 protrudes tested up to reaching through insertion channel from front end opening 35c
Body, by the guiding for the treatment of apparatus 400 to subject.
[guide member 300]
As shown in Figure 2 A, and as described above guide member 300 is inserted into oral area from pliers spigot 36 via treatment apparatus
35a is inserted into treatment apparatus through insertion channel.The front end of guide member 300 is logical through being inserted into through treatment apparatus is inserted in
Road is protruded from the front end opening 35c of the side for the front end for being disposed in insertion section 20.Since front end opening 35c is disposed in
Side, therefore the front end of guide member 300 is prominent to the side of the front end of insertion section 20.The front end of guide member 300
Reach subject.In this way, guide member 300 is inserted into tube chamber by being inserted into insertion section 20 of intraluminal endoscope 10
It is interior.Moreover, guide member 300 is protruded from the front end opening 35c of insertion section 20, treatment apparatus 400 is guided.In addition,
In the state that the front end of guide member 300 is protruding to the outside from front end opening 35c, the base end part 301 of guide member 300
The outside of endoscope 10 is exposed to from pliers spigot 36.
Guide member 300 is inserted into treatment apparatus before being inserted into channel in treatment apparatus 400 from pliers spigot 36, from pincers
Sub- spigot 36 runs through insertion channel through treatment apparatus is inserted in.It will be described hereinafter about detailed content, in guide portion
It is protruding to the outside from front end opening 35c through the front end for being inserted into channel and guide member 300 that part 300 is inserted into treatment apparatus
Under state, treatment apparatus 400 is directed to subject by guide member 300.
Such guide member 300 is formed by for example thinner thread-like member.Thread-like member is for example with stainless steel
Line.Thread-like member can also for example have nitinol wires.The surface of nitinol wires is such as the coating by fluororesin.
[treatment apparatus 400]
As shown in Figure 3 C, treatment apparatus 400 is such as being disposed subject bile duct 101.Such disposer
Tool 400 is for example with Endoscopic sphincterotomy (endoscopic sphincterotomy, hereinafter, EST) knife etc..Place
Utensil 400 is set to be formed by for example thinner thread-like member.
As shown in Figure 3D, treatment apparatus 400 is used together with cartridge unit 401.Cartridge unit 401 is played as such as multi-cavity part
Function, have can for guide member 300 through be inserted into through be inserted into oral area 401a and with such as front end for the treatment of apparatus 400
The engaging oral area of portion's engaging.Cartridge unit 401 is thicker than aftermentioned maintaining part 501,503.Cartridge unit 401 can make guide member 300
Sliding is inserted in so that guide member 300 runs through through insertion oral area 401a.Make 401 conduct of cartridge unit by the sliding
Single track portion functions, and treatment apparatus 400 is enable to be moved along guide member 300.At this point, 400 directed section for the treatment of apparatus
Part 300 guides, and is inserted into oral area 35a via treatment apparatus from pliers spigot 36 and is inserted into treatment apparatus through insertion channel.Moreover, place
Set 400 guided member 300 of utensil guiding and through be inserted in treatment apparatus through be inserted into channel, from front end opening 35c to
Side protrudes, and reaches subject.
In this way, 400 guided member 300 for the treatment of apparatus is guided to subject.
[holding mechanism 500]
In general, being operated as follows to treatment apparatus 400：It is held by the left hand of surgical staff in handle part 33
Under state, treatment apparatus 400 is set to retreat along the axial direction for the treatment of apparatus 400 by the operation of the right hand of surgical staff.Therefore, it protects
It holds mechanism 500 and is disposed in operation portion 30 as follows：In the state that handle part 33 is held by the left hand of surgical staff, pass through
The operation of the right hand of surgical staff and so that holding mechanism 500 is kept or release the base end part 301 of guide member 300
Put holding.In other words, holding mechanism 500 is disposed in operation portion 30 as follows：In handle part 33 by the left hand of surgical staff
In the state of holding, enable the base end part 301 of guide member 300 via holding machine by the operation of the right hand of surgical staff
Structure 500 is installed on handle part 33 or can be dismantled from handle part 33.In this way, holding mechanism 500 is will not interfere operation endoscope
The operation of the left hand of 10 surgical staff and it can match in such a way that the operation of the right hand operates holding mechanism 500
Set on operation portion 30.Holding mechanism 500 is for example disposed in the front end of handle part 33 and is disposed in together with bending operation portion 37
On one straight line.
As shown in Fig. 2A, Fig. 3 B and Fig. 3 C, in order to make treatment apparatus 400 from the operation portion 30 for being disposed in endoscope 10
Pliers spigot 36 via treatment apparatus be inserted into oral area 35a be inserted into endoscope 10 inside treatment apparatus through being inserted into channel,
And when being disposed from the front end opening 35c protrusions of the front end for the insertion section 20 for being disposed in endoscope 10 to subject,
Guide the holding mechanism 500 being arranged in this way to subject as described above to drawing until reaching subject treatment apparatus 400
Component 300 is led to be kept.Specifically, as shown in Figure 2 A, holding mechanism 500 is to outer from pliers spigot 36 to endoscope 10
The base end part 301 for the guide member 300 that portion exposes is kept so that guide member 300 is fixed and prevents guide member
300 position offset.
Therefore, as shown in Fig. 2A, Fig. 2 B and Fig. 2 C, holding mechanism 500 has：Maintaining part 501, to guide member
A part of 301a of 300 base end part 301 is kept；And maintaining part 503, to the base end part 301 of guide member 300
Another part 301b is kept, and another part 301b is to maintain the part other than a part of 301a that portion 501 is kept.
That is, maintaining part 501 and maintaining part 503 each other keep the different piece of guide member 300.In the present embodiment, example
As a part of 301a is disposed in than another part 301b by the position of the front end side of guide member 300.In this way, maintaining part 501
Part other than the base end part 301 of the guide member 300 kept to maintaining part 503 is kept.Maintaining part 501 and maintaining part
503 is seperated, is disposed in the position different from maintaining part 503.
That is, maintaining part 501 is disposed in operation portion 30, the operation portion 30 to endoscope 10 carry out operation and with insertion section 20
Base end part links.Maintaining part 501 is in the state that the front end of guide member 300 is protruded from front end opening 35c, in operation portion
A part of 301a of guide member 300 is kept on 30, which is the base end side of guide member 300 from interior
The part that sight glass 10 exposes.
Maintaining part 503 is disposed in the position different from maintaining part 501 on operation portion 30.Maintaining part 503 is as described above
In the position different from the part of the base end side of guide member 300 kept by maintaining part 501 and with the court with maintaining part 501
Another part 301b of guide member 300 is kept to different directions.Maintaining part 501,503 is disposed in operation portion 30.
In other words, the position different from each other in operation portion 30 of operation portion 30 and with direction different from each other to guide member 300
The part different from each other of base end side is kept.
[maintaining part 501]
As shown in Fig. 2A, Fig. 2 B and Fig. 2 C, maintaining part 501 is with the outer of the operation portion 30 of maintaining part 501 and endoscope 10
Dress portion, the mode that the externally mounted part of such as handle part 33 is integrally formed are disposed in operation portion 30.As shown in Figure 2 A, maintaining part 501 exists
The front end of guide member 300 is in the state that front end opening 35c is protruded, to from pliers spigot 36 to the outside of endoscope 10
A part of 301a exposed is kept so that guide member 300 is fixed and prevents the position offset of guide member 300.It protects
Portion 501 is held to keep a part of 301a in such a way that a part of 301a is detachable relative to operation portion 30.That is, maintaining part
501 can discharge the holding of a part of 301a.In other words, a part of 301a can be dismantled from operation portion 30.
As shown in Figure 2 A, such as in order to make maintaining part 501 with to the axis of the external a part of 301a exposed of endoscope 10
A part of 301a is kept to axial direction (opening direction) of oral area 35a vertical mode is inserted into treatment apparatus, maintaining part
501 be disposed of maintaining part 501 axially along the axially vertical vertical direction for being inserted into oral area 35a with treatment apparatus.It keeps
Portion 501 is for example disposed on the axis different from the central shaft for the treatment of apparatus insertion oral area 35a.
As shown in Figure 2 A, such as maintaining part 501 is disposed in treatment apparatus and is inserted near oral area 35a.Specifically, it keeps
Portion 501 is disposed in treatment apparatus insertion oral area 35a in the axial direction of operation portion 30 and the base end part of insertion section 20 is specifically
Between the base end part of main part 31.Maintaining part 501 can also for example be disposed in the externally mounted part of handle part 33 or treatment apparatus is inserted
Enter the externally mounted part in portion 35.
[maintaining part 503]
As shown in Figure 2 A, maintaining part 503 is disposed in the position different from maintaining part 501.As shown in Figure 2 A, maintaining part 503
In the state that the front end of guide member 300 is protruded from front end opening 35c, with the court different from the direction of maintaining part 501
It is kept to the external another part 301b exposed from pliers spigot 36 to endoscope 10, so that guide member 300
It is fixed and prevents the position offset of guide member 300.The direction of maintaining part 501 comprising by maintaining part 501 keep a part
The direction of 301a.As described above, another part 301b that maintaining part 503 is kept is to maintain the part that portion 501 is kept
Part other than 301a.Maintaining part 503 is in such a way that another part 301b is detachable relative to operation portion 30 to another part
301b is kept.That is, maintaining part 503 can discharge the holding of another part 301b.In other words, another part 301b can be from
Operation portion 30 is dismantled.
As shown in Figure 2 A, for example, maintaining part 503 is disposed of far from treatment apparatus insertion section 35.Specifically, maintaining part
503 be disposed in the axial direction of operation portion 30 base end part of maintaining part 501 and insertion section 20 specifically based on 31 base
Between end.Maintaining part 503 is arranged in such a way that the externally mounted part with the externally mounted part of operation portion 30 such as handle part 33 is integrally formed
In operation portion 30.
In the above description, maintaining part 503 is disposed in the position different from maintaining part 501, pair is kept with maintaining part 501
The different part in part kept.The maintaining part 503 of present embodiment is to having passed through the guide member 300 of maintaining part 501
Base end part 301 kept.
Such as axial direction and operation portion for another part 301b for making maintaining part 503 to expose to the outside of endoscope 10
The axially vertical mode of 30 handle part 33 keeps another part 301b, and maintaining part 503 is disposed of maintaining part 503
Axially along the axially vertical vertical direction with handle part 33.Maintaining part 503 is for example disposed of maintaining part 503 as a result,
Axially along the axially distinct direction with maintaining part 501.In other words, maintaining part 503 is with the direction different from maintaining part 501
Guide member 300 is kept.
[an example of the structure of maintaining part 501,503]
Since maintaining part 501 and maintaining part 503 are mutually the same structures, illustrated using maintaining part 501.
As shown in fig. 2 b and fig. 2 c, maintaining part 501 is for example by making operation portion 30 with groove portion 501a, groove portion 501a
The part of planar externally mounted part formed towards the inner recess of externally mounted part, can engage with a part of 301a.Slot
Portion 501a has such as U-shaped or concave shape.Roughly same outer diameter with guide member 300 for the internal diameter of groove portion 501a, groove portion
The interior shape of 501a is roughly the same with the shape of guide member 300 so that groove portion 501a engages with guide member 300.Therefore, lead to
It crosses guide member 300 to engage with groove portion 501a and maintaining part 501 is made to keep guide member 300, maintaining part 501 will guide
The base end part 301 of component 300 is fixed on operation portion 30.In addition, the groove portion of maintaining part 503 is referred to as groove portion 503a.In addition, also may be used
There is groove portion at least one party being to maintain in portion 501 and maintaining part 503.
[effect]
By the treatment apparatus such as EST knives 400 to for example the subjects such as bile duct 101 are disposed in the case of, such as Fig. 3 A
It is shown, duodenum 100 is inserted into insertion section 20.Next, angiography tube 600 from pliers spigot 36 via treatment apparatus insert port
Portion 35a, treatment apparatus lifts seat 51 through insertion channel, treatment apparatus and front end opening 35c is inserted into bile duct 101.Moreover,
Contrast agent injects bile duct 101 via angiography tube 600.
Run through next, guide member 300 is inserted into oral area 35a insertion treatment apparatus from pliers spigot 36 via treatment apparatus
It is inserted into channel.Moreover, as shown in Figure 3B, insertion channel is run through in the front end of guide member 300 through treatment apparatus is inserted in, from
Front end opening 35c is protruded.Since front end opening 35c is disposed in side, the front end of guide member 300 is to insertion section
The side of 20 front end protrudes.Moreover, the front end of guide member 300 reaches the subjects such as bile duct 101.As shown in Figure 2 A,
External exposing of the base end part 301 of guide member 300 from pliers spigot 36 to endoscope 10.Moreover, angiography tube 600 is pulled out.
In the above description, guide member 300 passes through hand in the state that handle part 33 is held by the left hand of surgical staff
The operation of the right hand of art personnel is inserted into.Angiography tube 600 leads in the state that handle part 33 is held by the left hand of surgical staff
It crosses the operation of the right hand of surgical staff and is pulled out.
Next, as shown in figs. 3 c and 3d, running through the cartridge unit functioned as single track portion using guide member 300
401 mode makes treatment apparatus 400 be moved along guide member 300.At this point, 400 guided member 300 for the treatment of apparatus guiding and
Oral area 35a is inserted into via treatment apparatus be inserted in treatment apparatus through insertion channel from pliers spigot 36.Moreover, treatment apparatus
400 guided members 300 guide, and through treatment apparatus is inserted in through channel is inserted into, are protruded from front end opening 35c to side
And reach subject.
In this way, 400 guided member 300 for the treatment of apparatus is guided to subject.
In the above description, treatment apparatus 400 passes through hand in the state that handle part 33 is held by the left hand of surgical staff
The operation of the right hand of art personnel is inserted into.
In addition, though not shown, but the base end part for the treatment of apparatus 400 in the same manner as the base end part 301 of guide member 300 from
Pliers spigot 36 exposes to the external of endoscope 10.
Next, as shown in Fig. 2A, Fig. 2 B and Fig. 2 C, holding mechanism 500 is at 501,503 the two positions pair of maintaining part
The base end part 301 of guide member 300 is kept.At this point, the base end part 301 of guide member 300 is extracted from pliers spigot 36
Afterwards, from pliers spigot 36 towards maintaining part 501 such as in a manner of describing ring, further from holding for example in a manner of describing ring
Portion 501 is towards maintaining part 503.For example, maintaining part 501 initially keeps a part of 301a, then maintaining part 503 is to another
Part 301b is kept.This is sequentially not particularly limited.
Specifically, the state that the base end part 301 of guide member 300 is held in handle part 33 by the left hand of surgical staff
Under, engaged with groove portion 501a, 503a by the operation of the right hand of surgical staff.That is, guide member 300 is installed in operation portion
30.Guide member 300 is fixed and prevents the position offset of guide member 300 as a result,.
In the above description, guide member 300 passes through hand in the state that handle part 33 is held by the left hand of surgical staff
The operation of the right hand of art personnel and be installed on operation portion 30 via holding mechanism 500.
Next, in this state, treatment apparatus 400 is disposed subject.When the disposition for the treatment of apparatus 400 terminates
When, in the state of 300 indwelling of guide member, treatment apparatus 400 is extracted from endoscope 10.
At this point, as described above, holding mechanism 500 is at 501,503 the two positions of maintaining part to the base of guide member 300
End 301 is kept.Maintaining part 501 and maintaining part 503 are disposed in different positions each other, to the difference of guide member 300
Part is kept.Guide member 300 is fixed in operation portion 30 as a result, prevents the extraction operation along with treatment apparatus 400
Caused by guide member 300 position offset.
When extracting treatment apparatus 400, it is possible to cause guide member 300 to be pulled out because of the power.However, in this implementation
In mode, make the axial direction of a part of 301a and treatment apparatus insert port by the way that maintaining part 501 keeps a part of 301a
Portion 35a's is axially vertical.Therefore, it is significantly deviated even if generating above-mentioned power and being also prevented from the position of guide member 300.
Treatment apparatus 400 when being pulled out, along with extraction power from pliers spigot 36 upward be operation portion 30.So
And in the present embodiment, maintaining part 501,503 is disposed in is inserted into the positions of oral area 35a on the lower than treatment apparatus.It is specific and
Speech, maintaining part 501 be disposed in the axial direction of operation portion 30 treatment apparatus be inserted into oral area 35a and main part 31 base end part it
Between, maintaining part 503 is disposed in the axial direction of operation portion 30 between maintaining part 501 and the base end part of main part 31.Therefore, even if
Above-mentioned power upward, can also prevent the position offset of guide member 300.
In addition, when be functioned as single track portion and the cartridge unit 401 thicker than treatment apparatus 400 is pulled out from pliers spigot 36
When going out and reaching maintaining part 501, maintaining part 501 temporarily frees up the holding of a part of 301a.Cartridge unit 401 can pass through as a result,
Maintaining part 501.When cartridge unit 401 is by maintaining part 501, maintaining part 501 again keeps a part of 301a.It connects down
Come, when cartridge unit 401 reaches maintaining part 503, maintaining part 503 temporarily frees up the holding of another part 301b.Cartridge unit as a result,
401 can pass through maintaining part 503.When cartridge unit 401 is by maintaining part 503, maintaining part 503 again to another part 301b into
Row is kept.Treatment apparatus 400 is extracted from endoscope 10 as a result, is also dismantled from guide member 300.In the above description, it guides
Component 300 is in the state that handle part 33 is held by the left hand of surgical staff, by the operation of the right hand of surgical staff via guarantor
It holds mechanism 500 and is installed or removed relative to operation portion 30.Guide member 300 continues to be retained in endoscope 10 and internal.
Next, holding mechanism 500 discharges the base end part to guide member 300 at 501,503 the two positions of maintaining part
301 holding.For example, maintaining part 501 initially discharges the base end part 301 of guide member 300, next, the release of maintaining part 503 is drawn
Lead the base end part 301 of component 300.This is sequentially not particularly limited.In addition, guide member 300 in handle part 33 by surgical staff
Left hand hold in the state of, by the operation of the right hand of surgical staff from operation portion 30 dismantle.
Next, basket portion (not shown) guided member 300 in the same manner as treatment apparatus 400 guides, from pliers spigot 36
It is inserted into oral area 35a via treatment apparatus and is inserted into treatment apparatus through insertion channel.Moreover, basket portion guided member 300 guides, pass through
It wears and is inserted in treatment apparatus through channel is inserted into, subject is reached from front end opening 35c to side protrusion.Moreover, keeping
The base end part 301 of guide member 300 is as described above again protected at 501,503 the two positions of maintaining part by mechanism 500
It holds.Moreover, basket portion recycles cholelith etc..Basket portion is pulled to the external of endoscope 10.
When basket portion is extracted from pliers spigot 36 and is discharged to the outside of endoscope 10, as described above, machine is kept
Structure 500 discharges the holding to the base end part 301 of guide member 300 at 501,503 the two positions of maintaining part.Moreover, also from drawing
It leads component 300 and dismantles basket portion.Moreover, guide member 300 is extracted from endoscope 10.
[effect]
In the present embodiment, due to 30 one of holding mechanism 500 and operation portion, therefore, it is possible to inhibit holding mechanism
500 are installed on the effort of operation portion 30.That is, in the present embodiment, can save the holding mechanism seperated with operation portion 30
500 are installed on the effort that such as treatment apparatus is inserted into oral area 35a.In the present embodiment, due to holding mechanism 500 and operation portion
30 one, therefore holding mechanism 500 can be made cheap.
In the present embodiment, when extracting treatment apparatus 400, guide member 300 is fixed by holding mechanism 500, is prevented
The only position offset of guide member 300.As a result, in the present embodiment, guiding can be reliably prevented by holding mechanism 500
Component 300 deviates.As a result, in the present embodiment, no matter when can reliably will by guide member 300
Treatment apparatus 400 is guided to subject.
Especially, holding mechanism 500 501,503 the two positions of maintaining part to the base end part 301 of guide member 300 into
Row is kept.Maintaining part 501 and maintaining part 503 are disposed in different positions each other, each other to the different piece of guide member 300 into
Row is kept, and is kept each other with different directions.As a result, in the present embodiment, guide member 300 can be fixed on master
Body portion 31 can prevent the position offset of guide member 300 caused by the extraction operation along with treatment apparatus 400.
In the present embodiment, it when extracting treatment apparatus 400, is generated in the axial direction that treatment apparatus is inserted into oral area 35a
Power.In the present embodiment, make axial direction and the disposition of a part of 301a by the way that maintaining part 501 keeps a part of 301a
Utensil is inserted into the axially vertical of oral area 35a.Therefore, the position of guide member 300 can be prevented big generating above-mentioned power
Amplitude offset.
In the present embodiment, treatment apparatus 400 is when being pulled out, along with the power of extraction from pliers spigot 36 towards upper
Side is operation portion 30.However, in the present embodiment, maintaining part 501,503 is disposed in is inserted into oral area 35a on the lower than treatment apparatus
The position of side.Specifically, maintaining part 501 is disposed in treatment apparatus in the axial direction of operation portion 30 is inserted into oral area 35a and main body
Between the base end part in portion 31, maintaining part 503 is disposed in the base end part of maintaining part 501 and main part 31 in the axial direction of operation portion 30
Between.Therefore, in the present embodiment, even if above-mentioned power upward can prevent the position offset of guide member 300.
In the present embodiment, holding mechanism 500, which can be disposed of, is held in handle part 33 by the left hand of surgical staff
In the state of, enable the base end part 301 of guide member 300 relative to main part 31 by the operation of the right hand of surgical staff
Installation or removal.Moreover, in the present embodiment, can prevent holding mechanism 500 from interfering the surgical staff of operation endoscope 10
Left hand operation.
In the present embodiment, since maintaining part 501,503 has groove portion 501a, 503a, guide member can be made
300 base end part 301 is installed or removed easily relative to main part 31.
It is opened in addition, being for example built in front end in the common holding mechanism different from the holding mechanism 500 of present embodiment
In the case of hard tip portion 21 near oral area 35c, hard tip portion 21 is thicker.In this case, common holding mechanism
Hold mode can not confirm by visual observation.
The maintaining part of common holding mechanism is functioned as the groove portion 501a for being disposed in treatment apparatus and lifting seat 51.
In the case of the diameter difference of the diameter of the guide member 300 of one side and the guide member 300 of another party of replacement, maintaining part
It is possible that can not reliably be kept to the two.In the case where the front end of guide member 300 has cone-shaped, maintaining part
It is possible that can not reliably be kept to guide member 300.
Assuming that maintaining part is functioned as the groove portion for being disposed in treatment apparatus and lifting seat 51.It is stayed when in guide member 300
When extracting treatment apparatus 400 in the state of setting, the cartridge unit 401 functioned as single track portion needs to play by being used as groove portion
The maintaining part of function.In this case, maintaining part needs to discharge the holding to guide member 300, and guide member 300 is possible to companion
It is deviated with release.
However, in the present embodiment, the above situation can be eliminated.
In the present embodiment, exposed to outside due to holding mechanism 500, holding mechanism 500 can be cleaned together
With endoscope 10.
In addition, in the present embodiment, as long as the central shaft of maintaining part 501 does not configure in the central shaft with maintaining part 503
On roughly the same axis, then maintaining part 503 can also in the same manner as maintaining part 501, be disposed of maintaining part 503 axially along
The axially vertical vertical direction of oral area 35a is inserted into treatment apparatus.
That is, as long as at least one party in maintaining part 501 and maintaining part 503 is disposed of is being inserted into oral area with treatment apparatus
The guide member is kept on the axially vertical direction of 35a, which is inserted into oral area 35a for guide portion
Part 300 is inserted into endoscope 10.
At least one party in maintaining part 501 and maintaining part 503 can also be disposed in the axial direction of the axis and operation portion 30 of a side
In vertical vertical direction.
What at least one party in maintaining part 501 and maintaining part 503 can also be integrally formed with the externally mounted part with operation portion 30
Mode is disposed in operation portion 30.
In the present embodiment, roughly same outer diameter so that groove portion with guide member 300 for the internal diameter of groove portion 501a
501a engages with guide member 300, but not limited to this.Such as it can also be so that the side that groove portion 501a engages with guide member 300
Formula keeps the internal diameter of groove portion 501a slightly smaller than the outer diameter of guide member 300.Thereby, it is possible to improve the retentivity of maintaining part 501.This
Point is also identical for maintaining part 503.
In the present embodiment, the groove portion 501a of maintaining part 501 is the planar externally mounted part by making operation portion 30
A part recess and formed, but not limited to this.Groove portion 501a can also be the part recess of the protuberance by making externally mounted part
And formed.This point is also identical for groove portion 503a.That is, at least one party in maintaining part 501 and maintaining part 503
There can be the protrusion from the outer surface of operation portion 30 U-shaped outstanding.
Groove portion 501a can also be in the state that the base end part 301 to guide member 300 be kept by cover (not shown)
Component covers.This point is also identical for groove portion 503a.
In the present embodiment, maintaining part 501 has groove portion 501a, but not limited to this.As long as such as maintaining part 501 can
Guide member 300 is kept, maintaining part 501 can also have and can run through hole portion through what is be inserted into for guide member 300.
This point is also identical for maintaining part 503a.
In the present embodiment, endoscope 10 is side-view type, but endoscope 10 can also be direct viewing type.
In the present embodiment, at least one party in maintaining part 501 and maintaining part 503 can also have with a side and operation
The elastomer that the mode that the externally mounted part of such as handle part 33 in portion 30 is integrally formed keeps guide member 300.In the feelings
Under condition, holding mechanism 500 can be will be made of the elastomer formations such as resin (such as integrated molding).
[variation 1]
As shown in Figure 4 A and 4 B shown in FIG., in this variation, maintaining part 503, which is disposed in, is inserted into treatment apparatus insertion oral area
On the inner peripheral surface of pliers spigot 36 in 35a.Maintaining part 503 is for example disposed on inner peripheral surface farthest away from the center of handle part 33
The position of axis.There is maintaining part 503 groove portion 503b, groove portion 503b to be arranged along the lengthwise direction of pliers spigot 36, can
Engage with another part 301b.Groove portion 503b pliers spigot 36 the inner peripheral surface radially from pliers spigot 36 towards pliers bolt
The peripheral surface in portion 36 is formed as tapering.Groove portion 503b is thinner than cartridge unit 401.
In this variation, when extracting treatment apparatus 400, cartridge unit 401 passes through maintaining part 503.At this point, due to canister portion
Part 401 is thicker than maintaining part 503, therefore cartridge unit 401 is from maintaining part 503 to the internal blas of pliers spigot 36.Disposer as a result,
Tool 400 is also to the internal blas of pliers spigot 36.Meanwhile through being inserted in another part 301b of cartridge unit 401 also to pliers
The internal blas of spigot 36.That is, the extraction by treatment apparatus 400 makes another part 301b from the guarantor of maintaining part 503 by operation
Hold release.
Therefore, in this variation, due to making another part 301b dismantle by the extraction for the treatment of apparatus 400 operates,
Therefore the effort of dismounting can be saved.
[second embodiment]
Hereinafter, with reference to Fig. 5 A, Fig. 5 B and Fig. 5 C, only a pair point different from first embodiment is described.
[maintaining part 501]
Maintaining part 501 is disposed in the cardinal extremity that treatment apparatus is inserted into oral area 35a and insertion section 20 in the axial direction of operation portion 30
Between portion.Specifically, maintaining part 501 is disposed between aftermentioned maintaining part 503 and the base end part of main part 31.
For the handle of the axial direction and operation portion 30 of a part of 301a for making maintaining part 501 to expose to the outside of endoscope 10
The axially vertical mode for holding portion 33 keeps a part of 301a, and maintaining part 501 is matched to the axial direction for being set as maintaining part 501
Along the axially vertical vertical direction of the handle part 33 with operation portion 30.
[maintaining part 503]
Treatment apparatus insertion section 35 has for example planar first opposed portion 35e opposed with pliers spigot 36.
Pliers spigot 36 has for example planar second opposed portion 36e opposed with the first opposed portion 35e.
In the state that pliers spigot 36 is inserted into treatment apparatus and is inserted into oral area 35a, maintaining part 503 is disposed in planar
First opposed portion 35e, the first opposed portion 35e are opposed to be disposed in treatment apparatus insertion section 35 with pliers spigot 36.
Maintaining part 503 has the groove portion 503c that can be engaged with another part 301b.It is disposed pliers spigot 36 to be inserted into
When utensil is inserted into oral area 35a, groove portion 503c is in a manner of by the second opposed portion 36e coverings to the equipping position with pliers spigot 36
Opposite direction recess.By that pliers spigot 36 is inserted into groove portion 503c when treatment apparatus is inserted into oral area 35a is opposed by second
Portion 36e is covered, and forms the holding hole portion 505 kept to another part 301b.
The axial direction of groove portion 503c is for example arranged along the in-plane of the first opposed portion 35e.Groove portion 503c axially along
The axially vertical direction that oral area 35a is inserted into treatment apparatus is arranged.It is set as crossing treatment apparatus insertion section that is, groove portion 503c matches
35 and run through treatment apparatus insertion section 35.
Roughly same outer diameter with guide member 300 for the internal diameter of groove portion 503c, interior shape and the guide member 300 of groove portion 503c
Shape it is roughly the same so that groove portion 503c engages with guide member 300.Therefore, by making guide member 300 and groove portion
503c engages and maintaining part 503 is made to keep another part 301b, and maintaining part 503 is by the base end part 301 of guide member 300
It is fixed on treatment apparatus and is inserted into oral area 35a.Groove portion 503c has such as U-shaped or concave shape.
[effect]
By guide member after the insertion treatment apparatus insertion oral area 35a of pliers spigot 36 to be formed to holding hole portion 505
300 are inserted into holding hole portion 505, or are inserted into pliers spigot 36 after guide member 300 to be engaged to groove portion 503c and dispose
Utensil is inserted into oral area 35a and is formed and keep hole portion 505.
In this case, the guide member 300 of present embodiment is disposed of after being extracted from pliers spigot 36, with
Not with such as operation portion 30 interference mode from pliers spigot 36 by the side of pliers spigot 36 by towards keep hole portion 505.
At this point, guide member 300 in a manner of for example describing ring from pliers spigot 36 by the side of pliers spigot 36 towards retaining hole
Portion 505.Moreover, guide member 300 is covered together with groove portion 503c by pliers spigot 36.Moreover, guide member 300 is passing through guarantor
After holding hole portion 505, further kept by maintaining part 501 towards maintaining part 501 from hole portion 505 is kept.
[effect]
In the present embodiment, maintaining part 503 is covered by pliers spigot 36, and thus, it is possible to prevent guide member 300 to be not intended to
In be disassembled.In the present embodiment, the operation of oral area 35a can be inserted into simultaneously with pliers spigot 36 is installed on treatment apparatus
Guide member 300 is installed on groove portion 503c by ground, can reduce the effort of operation.
In addition, in the present embodiment, maintaining part 503 is disposed in the first opposed portion 35e, but not limited to this.Hereinafter, conduct
Variation 1,2 illustrates.
[variation 1]
As shown in fig. 6, can also be in the state that pliers spigot 36 is inserted into treatment apparatus insertion oral area 35a, maintaining part
503 are disposed in the second planar opposed portion 36e, which is opposed to be disposed in treatment apparatus insertion section 35
Pliers spigot 36.
Maintaining part 503 has the groove portion 503d that can be engaged with another part 301b.It is disposed pliers spigot 36 to be inserted into
When utensil is inserted into oral area 35a, groove portion 503d is inserted into oral area 35a in a manner of by the first opposed portion 35e coverings to treatment apparatus
Equipping position it is opposite direction recess.When pliers spigot 36 being inserted into treatment apparatus being inserted into oral area 35a, groove portion 503d is by the
One opposed portion 35e coverings, to form the holding hole portion 505 kept to another part 301b.
The axial direction of groove portion 503d is for example arranged along the in-plane of the second opposed portion 36e.Groove portion 503d axially along
It is arranged with the axially vertical direction of pliers spigot 36.In this variation, with by the guide member 300 of groove portion 503d not with
Pliers spigot 36 is installed on treatment apparatus and is inserted into oral area 35a by the mode that handle part 33 is interfered.Groove portion 503d has such as U-shaped
Shape or concave shape.
[variation 2]
This variation is the combination of the variation 1 of second embodiment and second embodiment.
That is, as shown in fig. 7, by pliers spigot 36 be inserted into treatment apparatus be inserted into oral area 35a in the state of, maintaining part 503
It is disposed in the first opposed portion 35e and second opposed portion 36e this both sides.
Maintaining part 503 has groove portion 503c, 503d that can be engaged with another part 301b.
When pliers spigot 36 is inserted into treatment apparatus insertion oral area 35a, it is disposed in the first opposed portion 35e as a side
Groove portion 503c be disposed in opposed as the groove portion 503d of the second opposed portion 36e of another party, be consequently formed to another part
The holding hole portion 505 that 301b is kept.
[summary]
Second embodiment, variation 1 and variation 2 are summarized, pliers spigot 36 is being inserted into treatment apparatus insert port
In the state of portion 35a, maintaining part 503 is disposed in at least one party in the first opposed portion 35e and the second opposed portion 36e, this first
Opposed portion 35e is opposed to be disposed in treatment apparatus insertion section 35 with pliers spigot 36, and the second opposed portion 36e is inserted into treatment apparatus
Portion 35 is opposed to be disposed in pliers spigot 36.Maintaining part 503 has the groove portion that can be engaged with another part 301b.
The present invention is not limited to the above embodiments, can be wanted within the scope of its spirit to structure in implementation phase
Element is deformed and is embodied.Further, it is possible to according to multiple structural elements disclosed in the above embodiment it is appropriately combined come
Form various inventions.
Claims (8)
1. a kind of holding mechanism for guide member keeps the guide member of endoscope-use, the endoscope-use
Guide member be inserted into the tube chamber by being inserted into the insertion section of intraluminal endoscope, from being disposed in the insertion section
Opening portion protrude, treatment apparatus is guided, which has：
First maintaining part is disposed in and carries out the operation for operating and linking with the base end part of the insertion section to the endoscope
Portion, in the state that the front end of the guide member is protruded from the opening portion, to the guide portion on the operation portion
The part of the base end side of part exposed from the endoscope is kept；And
Second maintaining part is configured at the position different from first maintaining part, with the guide portion on the operation portion
The different position in the part kept from first maintaining part of the base end side of part and with the court with first maintaining part
The guide member is kept to different directions,
At least one party in first maintaining part and second maintaining part is formed through the externally mounted part for making the operation portion
Part recess and the slot that engages of a part with the base end part of the guide member,
First maintaining part keeps the part and the axial direction of the part is made to be inserted into oral area with treatment apparatus
It is axially vertical, which is inserted into oral area and is used to be inserted into the endoscope for the guide member.
2. holding mechanism according to claim 1, wherein
First maintaining part is disposed in treatment apparatus and is inserted between oral area and the base end part of the insertion section, which inserts
Inlet portion is disposed in the operation portion to be inserted into the endoscope for the treatment apparatus and the guide member,
Second maintaining part is disposed between first maintaining part and the base end part of the insertion section.
3. holding mechanism according to claim 2, wherein
First maintaining part and at least one party's in second maintaining part hangs down axially along with the axial direction of the operation portion
Straight direction is arranged.
4. holding mechanism according to claim 1, wherein
Be formed in the slot of first maintaining part and at least one party in second maintaining part with the operation portion
The mode that externally mounted part is integrally formed is disposed in the operation portion.
5. holding mechanism according to claim 1, wherein
Treatment apparatus is inserted into oral area and is disposed in be inserted into the endoscope for the treatment apparatus and the guide member
The treatment apparatus insertion section of the operation portion, in the state that pliers spigot is installed on treatment apparatus insertion oral area,
First maintaining part or second maintaining part are disposed in at least one party in the first opposed portion and the second opposed portion, institute
State the first opposed portion be disposed on the treatment apparatus insertion section be equipped with the treatment apparatus be inserted into oral area and with the pincers
The opposed part of sub- spigot, second opposed portion on the treatment apparatus insertion section be equipped with the treatment apparatus and be inserted into
The part of oral area is opposed to be disposed in the pliers spigot.
6. holding mechanism according to claim 1, wherein
One side of first maintaining part or second maintaining part is disposed in the externally mounted part of the operation portion, and another party is disposed in
It is installed on the inner peripheral surface for the pliers spigot that treatment apparatus is inserted into oral area, which is inserted into oral area to supply the disposer
Tool and the guide member are inserted into the endoscope and are disposed in the treatment apparatus insertion section of the operation portion.
7. a kind of endoscope, wherein
The endoscope has holding mechanism described in claim 1.
8. endoscope according to claim 7, wherein
Endoscope is the side-view type endoscope of the side for the front end that the opening portion is disposed in the insertion section.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-023639 | 2014-02-10 | ||
| JP2014023639 | 2014-02-10 | ||
| PCT/JP2014/075910 WO2015118719A1 (en) | 2014-02-10 | 2014-09-29 | Retaining mechanism for endoscope guide member, and endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105722448A CN105722448A (en) | 2016-06-29 |
| CN105722448B true CN105722448B (en) | 2018-09-14 |
Family
ID=53777538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480062814.6A Active CN105722448B (en) | 2014-02-10 | 2014-09-29 | The holding mechanism and endoscope of guide member for endoscope-use |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20160198936A1 (en) |
| EP (1) | EP3106076A4 (en) |
| JP (1) | JP5847367B1 (en) |
| CN (1) | CN105722448B (en) |
| WO (1) | WO2015118719A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112017006264T5 (en) * | 2016-12-14 | 2019-09-26 | Olympus Corporation | endoscope |
| US12083300B2 (en) | 2017-04-20 | 2024-09-10 | Resnent, Llc | Endoscopic balloon dilator systems |
| AU2018255426B2 (en) * | 2017-04-20 | 2023-06-29 | Resnent, Llc | Flexible-rigid hybrid endoscope and instrument attachments |
| JP6833621B2 (en) * | 2017-05-31 | 2021-02-24 | 富士フイルム株式会社 | Endoscope control device, endoscope maintenance support method, endoscope maintenance support program |
| WO2020017024A1 (en) * | 2018-07-20 | 2020-01-23 | オリンパス株式会社 | Guide wire holding instrument and method for inserting guide wire holding instrument |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5104379A (en) * | 1989-04-03 | 1992-04-14 | Olympus Optical Co., Ltd. | Medical instrument and valve to be mounted on a mount piece of that instrument |
| WO2001091842A1 (en) * | 2000-05-30 | 2001-12-06 | Olympus Optical Co., Ltd. | Medical guide wire |
| JP2002136475A (en) * | 2000-11-02 | 2002-05-14 | Olympus Optical Co Ltd | Forceps plug for endoscope |
| JP3772107B2 (en) * | 2001-10-12 | 2006-05-10 | オリンパス株式会社 | Endoscope system |
| JP2004049891A (en) * | 2002-05-29 | 2004-02-19 | Olympus Corp | Endoscope apparatus |
| JP5236295B2 (en) * | 2005-02-10 | 2013-07-17 | クック メディカル テクノロジーズ エルエルシー | Wire guide holder with wire guide deflector |
| US8343041B2 (en) * | 2008-05-19 | 2013-01-01 | Boston Scientific Scimed, Inc. | Integrated locking device with passive sealing |
| US20090287111A1 (en) * | 2008-05-16 | 2009-11-19 | Us Endoscopy Group, Inc. | Endoscope collection vessel |
| WO2012111761A1 (en) * | 2011-02-16 | 2012-08-23 | オリンパスメディカルシステムズ株式会社 | Endoscope, and treatment instrument for endoscope |
| JP2012228314A (en) * | 2011-04-25 | 2012-11-22 | Olympus Corp | Guide sheath |
| JP5860742B2 (en) * | 2012-03-26 | 2016-02-16 | オリンパス株式会社 | Advancing / retreating aid for endoscopic treatment tools |
-
2014
- 2014-09-29 CN CN201480062814.6A patent/CN105722448B/en active Active
- 2014-09-29 EP EP14881714.1A patent/EP3106076A4/en not_active Withdrawn
- 2014-09-29 WO PCT/JP2014/075910 patent/WO2015118719A1/en active Application Filing
- 2014-09-29 JP JP2015537048A patent/JP5847367B1/en active Active
-
2016
- 2016-03-17 US US15/072,478 patent/US20160198936A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20160198936A1 (en) | 2016-07-14 |
| CN105722448A (en) | 2016-06-29 |
| JPWO2015118719A1 (en) | 2017-03-23 |
| EP3106076A4 (en) | 2017-11-08 |
| JP5847367B1 (en) | 2016-01-20 |
| WO2015118719A1 (en) | 2015-08-13 |
| EP3106076A1 (en) | 2016-12-21 |
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